3609925 has 12 divisors (see below), whose sum is σ = 4883616. Its totient is φ = 2625200.

The previous prime is 3609913. The next prime is 3609941. The reversal of 3609925 is 5299063.

It is a happy number.

3609925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3609925 - 2²¹ = 1512773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6289 + ... + 6838.

It is an arithmetic number, because the mean of its divisors is an integer number (406968).

Almost surely, 2^3609925 is an apocalyptic number.

It is an amenable number.

3609925 is a deficient number, since it is larger than the sum of its proper divisors (1273691).

3609925 is a wasteful number, since it uses less digits than its factorization.

3609925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13148 (or 13143 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 3609925 is about 1899.9802630554. The cubic root of 3609925 is about 153.4026020783.

The spelling of 3609925 in words is "three million, six hundred nine thousand, nine hundred twenty-five".